PROFESSIONAL SUMMARY:

• Around 12 years of IT industry experience in Devops in Continuous Integration and Continuous Delivery (CI, CD), Linux administration, Cloud Engineer, Build, Automation and Release management, Cloud Infrastructure like Amazon Web Services(AWS), Google Cloud Platform(GCP), Microsoft Azure
• Worked on DevOps essential tools like Terraform, Docker, Kubernetes, Vagrant, Git, GitHub, SVN, Ant, Maven, Jenkins, Junit, Selenium, Nunit, Hudson, Chef,Ansible, Puppet, Nagios, Sensu, New Relic, Splunk.
• Experience in core AWS services (EC2, S3, ELB, EBS, Route53, VPC, Auto scaling etc.) and deployment services (OpsWorks and cloud Formation, ECS) and security practices (IAM, cloud watch and cloud trail) and services Lambda, EMR, RedShift, Elastic Bean Stalk, SNS, RDS,Fargate, IAM, SQS and Direct connect.
• Defined AWS Security Groups which acted as virtual firewalls that controlled teh traffic allowed to reach one or more AWS EC2 instances.
• Deployed and configured Elastic search, Log stash and Kibana (ELK) for log analytics, full text search, application monitoring in integration wif AWS Lambda and CloudWatch. Tan store that logs and metrics into S3 bucket using Lambda function.
• Configured and maintained user accounts for Dev, QA and production teams and created roles and policies for EC2, RDS, S3, Cloud Watch, EBS resources to communicate wif each other using IAM.
• Creating AWS VPC systems, administration and security; making subnets, set up peering, ACL's and VPN burrows, CloudFormation, EC2, VPCs andAWSorganizing parts and distributed them as groups into various availability zones of teh VPC.Plan, architect and migrate applications from bare metal to AWS cloud infrastructure.
• UsedAWS Beanstalk for deploying and scaling web applications and services developed wif Java, PHP, Node.js, Python, Ruby, and Docker on familiar servers such as Apache, WebLogic and JBoss.
• Configure and Managed Elastic Load Balancing (ELB) to avoid point of failure of applications, provide high availability, Secured, monitored, alerting and network load balancing.
• Coordinated wif networking teams in configuringAWS Direct Connect to establish dedicated connection to datacenters.
• Experience in dealing wif Windows Azure IaaS - Virtual Networks, Virtual Machines, Cloud Services, Resource Groups, Express Route, Traffic Manager, VPN, Load Balancing, Application Gateways, Auto-Scaling.
• Created scripts using Azure PowerShell during automation and build process, and good working experience in Azure Logic apps, Service Bus and SQL Database. Deployed Azure IaaS virtual machines (VMs) and Cloud services (PaaS role instances) into secure VNets and subnets.
• Strong Experience on Administration and Troubleshooting of Azure IAAS Components (VM, Storage, VNET, OMS, NSG, Site to Site VPN, RBAC, Load Balancers, Availability Sets).
• Experience in creating and designing teh Cloud Formation Template and Terraform templates to createInfrastructure as a code(IAAS) wif Yaml and JSON scripting.
• Experienced in using teh container based Virtualized deployments using Docker, working wif Docker images, Docker hub and Docker registries and creating docker containers from existing Linux servers and saving it to docker hub.
• Building Docker image wif Packer and provisioning wif Kubernetes by using Docker Packer Builder.
• Automated deployments,scaling and operations of application containers across clusters of hosts and provided container-centric infrastructure by Kubernetes.
• Experience in Blue/Green deployment strategy by creating new applications which are identical to teh existing production environment using Cloud Formation templates and setting Route53 records to redirect traffic from teh old environment to teh new environment wif DNS.
• Worked wif Chef Enterprise Hosted as well as On-Premise, Installed Workstation, Bootstrapped Nodes and used Chef Ohai to collect system configuration data, which is provided to teh chef-clientfor use wifin teh cookbooks to determine teh system state.
• Developed Cookbooks and recipes for automating all teh third-party installation tools required for our infrastructure.
• Configuration Automation and Centralized Management wif Ansible. Implemented Ansible to manage all existing servers and automate teh build and configuration of new servers.
• Experience in implementing teh tunnel between AWS and GCP Clouds for data transfer.
• Used Google Cloud Platform (GCP) to build, test and deploy applications on Google's very adaptable and solid framework for web, portable, and backend arrangements.
• Experience in GCP Services such as GKE, Google App Engine, Compute Engine, VPC Network, Interconnect, Cloud Routers, Cloud DNS, Cloud CDN.
• Experience in GCP Firewalls created through GCP console and REST API defined at teh VPC network wif default and implied rules for sensitive information to restrict teh access for data storage on virtual machines in VPC.
• Expertise in Jenkins master/slave administrations, access controls, report generations, parameterized and triggered build setups etc.
• Automated Build by Jenkins pipeline using GIT, Maven/Ant, Jenkins by Writing a Jenkins file to automate build, test and deploy teh War, Jar and Ear files.
• Wif teh halp of JIRA Agile, as a team track teh unit of work (Issue, Bug, story, project task, etc.) through a predefined workflow.
• Installed, configured and managed teh ELK (Elastic search, Log Stash and Kibana) for log management wifin EC2/ Elastic load balancer for Elastic search.
• Experience in optimizing indexes, creating dashboards using ELK stack. (Elasticsearch Logstash Kibana)
• Experienced in monitoring tools like Nagios, Sensu, New relic, and ELK Languages/Scripts (Elastic Search, Log stash, Kibana) and Splunk.
• Worked on setting up splunk to capture and analyze data from various layers Load Balancers, Webservers.
• Installing, configuring and managing teh RDBMS and NoSQL tools like MySQL, DB2, and MongoDB.
• Working Knowledge on Virtualization technologies like VMware, Vagrant Configuring and installing Virtual machine, Virtual Center servers and VMware Appliance.
• Implementation of central advancements like DNS, Load Balancing, SSL, TCP/IP, systems administration and security for best practices.
• Ability to build deployment, build scripts and automated solutions using scripting languages such as Bash, shell, PERL, Ruby and Python.

TECHNICAL SKILLS:

Version Control Tools: Git, SVN, GitHub.

Build Tools: Maven, Ant.

Continuous Integration: Hudson, Jenkins.

Scripting: Shell, Python, Ruby, PowerShell, JSON

Configuration Management: Chef, Ansible, Puppet

Databases: MYSQL, NOSQL, Mongo DB

Application Servers: Apache Tomcat, WebLogic, WebSphere, JBoss

Monitoring Tools: Splunk, Nagios, ELK

Cloud: AWS, Microsoft Azure, GCP

Operating systems: Windows, Linux, HP-Unix, and Solaris

Containerization Tool: Docker, Kubernetes.

Bug Tracking Tools: JIRA, Remedy, HP Quality Center

Testing Tools: Junit, Selenium, Nunit

PROFESSIONAL EXPERIENCE

Confidential, Troy Michigan

Sr Cloud DevOps Engineer.

Responsibilities:

• Worked on Cloud Infrastructure AWS services (S3, EC2, ELB, EBS, Route53, VPC, Auto scaling etc.) and Microsoft Azure (Azure Web Roles, Worker Roles, Azure SQL, Azure Storage).
• Deployed and configured Jenkins CI including slave node configurations and ssh control plane implementations.
• Developing CI/CD system wif Jenkins on Google's Kubernetes container environment, utilizing Kubernetes and Docker for teh runtime environment for teh CI/CD system to build and test and deploy.
• Configuration of nodes for Jenkins to customize builds for different operating systems, optimize and smooth running of builds jobs.
• Expert in Boost STL containers, Design Patterns, Socket programming, Multithreading, GO Procs and GO containers.
• Developed Micro services using Golanguage and developed corresponding test cases.
• Create Solution Architecture based upon Microsoft Azure PaaS Services
• Design solution for various system components using Microsoft Azure
• Create Web API methods for three adapters to pull data from various systems like Database, BizTalk and SAP
• Configure & Setup Azure Hybrid Connection to pull data from SAP Systems
• Perform Peer’s Code Review to avoid any code quality issues.
• Provide Sprint Demo to client and stake holders.
• Coordinate wif external teams to reduce data flow issues and unblock team members
• Always actively participate in four ceremonies: Sprint planning meeting, Daily Scrum, Sprint review meeting, and Sprint retrospective meeting
• Orchestrate and completely automate build & deployment process using PowerShell, Release Management Online.
• Knowledgeable on scripting languages as Python, Java, C, C++, Perl, Shell, Angular.js, Node.js, J2EE, Golang, XML and Ruby had hands on experienced.
• Developed controllers and action methods for user interaction logic usingC#.NET.
• UsedASP.NETForms AutanticationandRole based Authorizationto implement application security.
• Designed salesforce service cloud console to enhance productivity wif dashboard like interface.
• Extensive experience wif teh Salesforce.com developmentlife cycle,application design. patterns,integrationpatternsanddeployment planning.
• Experience of using Azure backups and Recovery Vault to migrate on premise to Windows Azure in DR on cloud.
• Developed automation framework for Application Deployments to teh Cloud environments using Terraform and maintained Docker as Elastic Container Service (ECS).
• Worked wif AWS Terraform in AWS Virtual Private Cloud to automatically setup and modify settings by interfacing wif control layer and responsible to setup Elastic search cluster using Terraform scripts to block all teh Spam and Possible attacks.
• Build Docker Images and deployed Restful API microservices in teh Containers managed by Kubernetes.
• By using Docker Swarm clustered teh Docker containers into a single virtual Docker engine.
• Created Docker images using a Docker file, worked on Docker container snapshots, removing images and managing Docker volumes. Expertise in setting up Docker Host, Docker Registry, RHEL/ Centos Atomic Host, Docker images (Centos, RHEL and Ubuntu instances).
• Worked on creating and documenting POC for halping migrate teh current application to micro service architecture. Teh architecture included Docker as teh container technology wif Kubernetes and worked on wif REST API.
• Worked on deployment automation of all teh Microservices to pull image from teh private docker registry and deploy to docker swarm cluster using Chef.
• Virtualized teh servers using teh Docker for teh test environments and dev-environment needs and configured Docker container for branching purposes.
• Provided consistent environment using Kubernetes for deployment scaling and load balancing teh application from dev through QA, easing teh code development anddeployment pipeline by implementing Docker containerization.
• Worked on Kubernetes to manage containerized applications using its nodes, ConfigMaps, selector services and deployed application containers as Pods.
• Managed Clusters using Kubernetes and worked on creating many pods, replication controllers, services, deployments, labels, health checks.
• Installing and configuring of Chef server, Chef-solo along wif creating Chef Cookbooks and implemented latest releases of Chef- Solo, Complianceand written Chef Recipes to install and configure Nagios for monitoring Infrastructure.
• Used Chef, deployed and configured Elastic search, Logstash and Kibana (ELK) for log analytics, full text search, application monitoring in integration wif AWS Lambda.
• Developed automation scripts in YAML using Ansible to deploy and manage Java applications across Linux servers
• Created Ansible playbooks to automatically install packages from a repository, to change teh configuration of nodes and to deploy new builds. Configured teh Ansible playbooks wif Ansible Tower so that other users can run them wif just a push of a button.
• Developed build and deployed scripts using ANT and MAVEN as build tools in Jenkins to move from one environment to other environments.
• Used Git, GitHub as source code repositories, managed for branching, merging, and tagging.
• Performed integration of Code Quality Analysis wif Testing tools like JUnit, Selenium and Nunit wif Jenkins.
• Responsible for Continuous Integration (CI) and Continuous Delivery (CD) process implementation using Jenkins along wif Shell scripts to automate routine jobs.
• Configured various plugins, upgrading them for Jenkins for automation of teh workflow and to optimize and smooth running of build jobs.
• Collection of Build metrics and its Test cases from Jenkins to show case as visualization in Kibana dashboard using ELK.
• Configuring and managing anELK stack, setup teh Elastic searchELK Stack to collect, search and analyze log files across teh servers and created optimized indexes and derived analytics on Elasticsearch data.
• Deployed and configured JIRA on hosted instances for issue tracking, workflow collaborationand tool-chain automation.
• Implemented teh use of Nagios tool and keynote for monitoring and analyzing teh network loads on teh individual machines by enforcing custom Nagios monitoring, notifications and dashboard to exhibit various metrics using Shell Scripting.
• Building servers wif jumpstart using Kickstart, CD on timely basis, along wif corporate wide requirements.
• Administering local and remote servers on daily basis, troubleshooting and correcting error.
• Diagnosing & Troubleshooting teh Linux/Unix servers, network connections, examining raw network traffic nmap, netstat, lsof, arp, Ip, ifconfig, iwconfig, dig, host, tcpdump, route, traceroute.
• Automated deployments using Ruby, Perl, YAML, Bash, Python and JSON scripting.

Environment: Amazon Web Services (AWS) EC2, Route 53, S3, VPC, IAM, ELB, Auto Scaling Cloud Watch,cloud front, Cloud Formation, Git, GitHub, Ant, Maven, Jenkins, Chef, Ansible, Docker, kubernetes, Python, Nagios, Shell Scripting, YAML, MySQL, Vagrant, Linux, Unix, Windows.

Confidential

Sr. DevOps Cloud Engineer

Responsibilities:

• Worked on google cloud platform (GCP) services like compute engine, cloud load balancing, cloud storage, cloud SQL, stack driver monitoring and cloud deployment manager.
• Setup GCPFirewall rules to allow or deny traffic to and from teh VM's instances based on specified configuration and used GCPcloud CDN (content delivery network) to deliver content from GCPcache locations drastically improving user experience and latency.
• Created a classifieds website for client usingGolang, Goroutine, Microservices, Channels, Gokit, ORM GORM, Gorilla Mux, go-hystrix, godoc, ginkgo, gRPC, GoLand, GoCD, Spring MVC, Angular, AWS, AWS EC2, RDS, Google App Engine, Google Cloud Platform.
• created a One-Off NoSql Database to handle workflow in an efficient manner, written inGolang,
• Implemented Web Services (WSDLs) using JAX-WS and also implemented REST services byGolang, wif microservices architecture Docker, Kubernetes
• Created internal diagnostic tools usingGolang, Goroutine, Microservices, Channels, Gokit, ORM GORM, Gorilla Mux, go-hystrix, godoc, ginkgo, gRPC, GoLand, GoCD and AngularJS in order to assist wif customer issues.Golang, and Java were used as a backend REST service while AngularJS was used for teh user interface.
• Building a Command line tool to interact wif RESTful API using inGolang.
• Developed backup and recovery engine for VM backup/recovery using VMware vSphere APIs,Golang, programming language and RabbitMQ Message bus (communication interface).
• Used Go Programming Language (Golang, and Scala in teh development of teh application.
• Expert in Application Orchestration by using handlers to restart and reload teh application post to deploy using Ansible.
• Strong knowledge in migration of Linux and windows applications and run as containerization applications and setup Docker to automate container deployment through Jenkins and Worked on Docker container to create Docker images for different environments.
• Used containerization and immutable infrastructure, Docker has been cored to dis experience, along wif Kubernetes.
• Worked on setting-up continuous deployment pipelines using Jenkins across multiple Kubernetes clusters to stress teh clusters wif new infrastructure tools for Kubernetes in development environments.
• Designed and developed Hybrid-Single Page Application usingC#5.0,.NET Framework 4.5,ASP.NET MVC 5,andAngularJS1.5.
• ConsumedSOAP APIsfrom enterprise customer system andRESTful APIsprovided by other applications in teh portfolio, also created W&C RESTful APIs.
• Participated in UI design wif Master Pages inMVC 5and improved layout wifHTML5, Bootstrap, andCSS3.
• UsedAngularJS, JavaScriptto develop templates, controllers, and directives.
• UsedRequireJSJavaScript library to dynamically load ASP.NET bundles.
• Built and Deployed Java/J2EE to Tomcat Application servers in an agile continuous integration process and automated teh whole process.
• Provided database administrator support for new and legacy accounts across various versions of MySQL.
• Involved in complete Administration tasks on Red Hat Linux and documentation for teh projects executed.
• Installing, Configuring and Troubleshooting of Linux (Cent OS, RHEL and Ubuntu) servers and workstations.

Environment: Java, Shell, SQL, DynamoDB, RDS, Version One, ALM, GIT, Tomcat, Apache, Jenkins,Python, SonarQube, DSL, Groovy, Splunk, Ruby CHEF, JIRA, Gradle, Ant, JfrogArtifactory,AWS(VPC,VPN, S3,API Gateway), Cloud formation, Ruby, CHEF, Selenium, Docker(Swarm,Data Center), Ansible.

Confidential, CA

Devops/AWS Engineer

Responsibilities:

• Used security groups, network ACL's, Internet Gateways, NAT instances and IP tables to ensure a secure zone for organizations in AWS public cloud.
• Proficient inAWSservices EC2, IAM, S3, CloudWatch, Redshift, Dynamo DB, SNS, SQS, SES, VPC, ELB, RDS, Lambda, Aurora, EBS, Route 53, Auto Scaling, Code Deploy, Code Pipeline and Cloud Formation.
• Defined AWS Security Groups which acted as virtual firewalls that controlled teh traffic allowed to reach one or more AWS EC2 instances.
• Creating S3 buckets and managing policies for S3 buckets and utilized S3 bucket and Glacier for storage and backup on AWS.
• Created Python scripts to automate AWS services, which include web servers, ELB, Cloud Front distribution, EC2 and data base security groups and application configurations. dis script creates single server or join webservers to stacks.
• Worked wif Cloud Watchto monitor resources such as EC2, CPU memory, Amazon RDS DB services, Dynamo DBtables, EBS volumes; to set alarms for notification or automated actions; and to monitor logs for a better understanding and operation of teh system.
• Utilized AWS CLI to automate backups of data and stores to S3 buckets, EBS and create AMIs for mission critical production servers as backups.
• Installed, configured and managed teh ELK (Elastic Search, Log stash and Kibana) for Log management wifin EC2 / Elastic Load balancer for Elastic Search.
• Used AWS Bean Stalk for deploying and scaling web applications and services developed wif Java, Node.js, Python and Ruby on familiar servers such as Apache, and IIS.
• Building/Maintaining Docker container clusters managed by Kubernetes Linux, Bash, GIT, Docker, on GCP (Google Cloud Platform). Utilized Kubernetes and Docker for teh runtime environment of teh CI/CD system to build, test deploy.
• Set up a GCP Firewall rules in order to allow or deny traffic to and from teh VM's instances based on specified configuration and used GCP cloud CDN (Content delivery network) to deliver content from GCP cache locations drastically improving user experience and latency.
• Setting up Auto Scaling of teh instance group using GCP CLI (Command line tools) and GCP cloud environments for DEV/QA environments.
• To achieve Continuous Delivery goal on high scalable environment, used Docker wif load-balancer tool Nginx.
• Deploying Microservices in Dev & QA environment using AWS ECS and Docker.
• Building Docker image wif Packer and provisioning wif Kubernetes by using Docker Packer Builder.
• Used Kubernetes for container management that runs Docker containerized applications in acluster of EC2 instances in Linux Environment.
• Automated various infrastructure activities like Continuous Deployment, Application Server setup, Stack monitoring using Ansible playbooks and has Integrated Ansible wif Jenkins.
• Implemented and designed AWS virtual servers by Ansible roles to ensure deployment of web applications.
• Experienced in creating Playbooks and scripts for Provisioning virtual and Physical hosts, Configuration management, patching and software deployment wif Ansible.
• Used Ansible playbooks to setup Continuous Delivery pipeline. dis primarily consists of a Jenkins, Sonar server and infrastructure to run these packages and various supporting software components such as Maven.
• Managed Chef Cookbooks to automate system operations and AWS cloud management.
• Implemented Chef Recipes for Deployment on build for internal Data Centre Servers. Also, re-used and modified same Chef Recipes to create a Deployment directly into Amazon EC2 Instances.
• Integrated Chef, run deck and configured several jobs on Run deck like bootstrapping nodes, spinning of instances and running Chef Recipes on target nodes for push button deployment.
• Used builds tools like Ant and MAVEN for teh building of deployable artifacts such as war & jar from source code.
• Used Jenkins as a full cycle continuous delivery tool involving package creation, distribution and deployment onto Tomcat application servers via shell scripts embedded into Jenkins job.
• Configured Jenkins, usedas a Continuous Integration tool for Installing and configuring Jenkins Master and hooking up wif different build slaves. Automatized Java application builds using wif Ant and Maven.
• Installed, configured and managed monitoring tools like Splunk and Nagios for resource monitoring, Network monitoring and Log trace monitoring.
• Skilled in monitoring servers using Nagios, Cloud watch and using ELK Stack Elastic Search Log stash.
• Installed, tested and deployed monitoring solutions wif Splunk services, Implemented and managed Splunk monitoring and reporting infrastructure.
• Experienced wif inter networking using TCP/IP and resolving network connectivity using tools like dig, nslookup, ping.
• Developed automation and deployment usingRuby, Bash, PowerShell, Python and Run deck.

Environment: Amazon Web Services (AWS) EC2, Route 53, S3, VPC, IAM, ELB, AMI, Auto Scaling Cloud

Confidential, North Carolina

AWS Cloud Engineer.

Responsibilities:

• Involved in Architect, build and maintain Highly Available secure multi-zone AWS cloud infrastructure utilizing Chef wif AWS cloud Formation and Jenkins for continuous integration.
• Created AWS cloud formation templates to create custom-sized VPC, subnets, EC2 instances, ELB's, security groups.
• Implemented Large Scale Cloud Infrastructure (250+ servers) using AWS resources (S3, EC2, ELB, EBS, Route53, VPC, Auto scaling etc.) and deployment services (OpsWorks and cloud Formation) and security practices (IAM, cloud watch and cloud trail) and services Lambda, EMR, RedShift, ECS, Elastic Bean Stalk).
• Defined AWS Security Groups which acted as virtual firewalls that controlled teh traffic allowed to reach one or more AWS EC2 instances.
• Managing a production infrastructure on Amazon Web Services VPC utilizing AWS Code Deploy, S3, EC2, container Service, cloud Formation including Auto Scaling.
• Created automation and deployment templates for relational and non-relational databases including MySQL and MongoDB can be used in AWS RDS.
• Used Git, Maven, Jenkins, Chef and Jira as tools for day to day build & release cycles
• Managed a continuous Delivery pipeline wif Docker, Jenkins and GitHub. Used a GitHub branch on Jenkins continuous Integration server, to automatically build Docker container from it.
• Integrated GIT into Jenkins to automate teh code check-out process. Used Jenkins for automating Builds and Automating Deployments.
• Performed integration of Code Quality Analysis and testing techniques like Check styles, find Bugs, selenium, JUnit, wif Jenkins.
• Deployed teh java application into web application servers like Apache Tomcat, Nginx and JBoss.
• Implemented Chef Recipes for build and deployment for internal Data Centre Servers. Also, re-used and modified same Chef Recipes to create a Deployment directly into Amazon EC2 Instances.
• Optimize teh Nginx, Apache and PHP for better server performance.
• Wif teh halp of JIRA Agile, as a team track teh unit of work (Issue, Bug, story, project task, etc.) through a predefined workflow.
• Integrate Splunk wif AWS deployment using Puppet to collect data from all database server systems into Splunk.
• Used Nagios as a monitoring tool to identify and resolve infrastructure problems before they effect critical processes and worked on Nagios Event handlers in case of automatic restart of failed applications and services.
• Created multiple Python, Perl and UNIX shell Scripts for various application level tasks.

Environment: Amazon Web Services (AWS) EC2, Route 53, S3, VPC, IAM, ELB, Auto

Confidential, Florida.

Build and Release Engineer.

Responsibilities:

• Managed servers on teh MicrosoftAzure Cloud platform instances using chef configuration management.
• Responsible for versioning teh source code, releasing binary files, creating and applying labels on source files and release files.
• Managed GIT repositories for branching, merging, and tagging.
• Enhanced build scripts using Ant, Maven and MS Build.
• Implemented integrated Unit Tests and Code Quality Analysis Tools like MS Test, JUnit, Selenium, find bugs and check style.
• Designed and Implemented CI (Continuous Integration) system, configuring Jenkins servers, Jenkins nodes, creating required scripts (Perl, Python).
• Setting up Jenkins master, adding teh necessary Plugins and adding more slaves to support scalability andagility.
• Designed teh project workflows/pipelines using Jenkins for Continuous Integration and deployment into different Web/Application Servers.
• Create and maintain continuous integration build and deploy using Jenkins and chef.
• Administered and deployed applications on Apache Webserver and Application Servers such as Tomcat, JBoss, WebSphere.
• Worked closely wif Project Managers to understand a code/configuration release scope and how to confirm a release was successful.
• Developed and implemented Software Release Management strategies for various applications according to teh agile process.
• Responsible for coordinating and maintaining application releases.

Environment: Microsoft Azure, Git, Ant, Maven, Nexus, Junit, selenium, MS test Jenkins, Chef, Apache - tomcat, JBoss, WebSphere, Python, Nagios, Shell Scripting, Linux, Unix, Windows.

Confidential

Linux Administrator

Responsibilities:

• Installed, configured, troubleshoot, secured and supported RedHat 4/5/6, AIX, CentOS 3/4/5 and SuSe Linux9/10 servers and production servers. Tuning teh kernel parameters based on teh application/database requirement.
• Installation of patches and packages, Installation & configuration of Jumpstart/Flash archive, Ignite and kick start servers.
• Installed and configured Apache / Tomcat web server.
• Perform and execute Veritas Volume Manager (VRTS VxVM), Veritas File System (VRTS VxFS) and Veritas NetBackup.
• Diagnose and resolve problems associated wif DHCP, DNS, VPN, NFS, Tomcat and Apache.
• Worked wif Version Control tools such as GIT and Subversion.
• Automate systems installation, configuration, maintenance, and recovery.
• Worked on YUM configuration to patch teh servers to teh latest OS/Kernel version.
• Responsible for maintenance of development tools and utilities and to maintain shell, Perl automation scripts.
• Monitoring CPU, memory, physical disk, Hardware and Software RAID, multipath, file systems, network using teh tools NAGIOS 4.0 monitoring
• Worked wif development and QA groups for installation, configuration and testing of software products such as Oracle, WebLogic, WebSphere, Tomcat, Apache, Subversion, ClearCase, Java, Eclipse.
• Worked on installing and configuring VMware/ESX Servers for virtualizations.
• Configured and maintained Network Multipathing in Solaris and Linux.
• Worked on teh scripting for automation and monitoring using Shell, PHP, Python and Perl scripts.

Environment: Red Hat Linux 5.x, 6.x, Autosys, CentOS, VMware vSphere 4.0, VMware ESX 3.5.0, GIT, Subversion, Web logic, Shell Scripting, MySQL, Tomcat, Nagios.

Confidential

Linux Administrator

Responsibilities:

• Worked as Red Hat Enterprise Linux System administrator and performed support role for applications on mission critical Enterprise Networks and Multi-server environment.
• Worked on teh scripting for automation and monitoring using Shell, PHP, Python and Perl scripts.
• Responsible for patch installation, patch upgrades and packages installation on Red Hat Linux servers by using RPM & YUM.
• User account management and administration; Troubleshooting User's login and home directory related issues, reset password and unlock user accounts.
• Periodic checks of production and development systems; CPU utilization, memory profiles, disk utilization, network connectivity, system log files, etc.
• Experience in performance monitoring and performance tuning using top, prstat, sar, vmstat, PS, iostat etc.
• Worked closely wif database administration staff to ensure optimal performance of databases and maintain development applications and databases.
• Performed administrative tasks such as system start-up/shutdown, backups, Printing, Documentation, User Management, Security, Network management.
• Installing and Maintaining Active Directory of Windows server 2008, DNS Management, DHCP Management. Patch Management through WSUS Server
• Worked on different VMware products like VMware workstation, GSX/VMware server, VMware player, VMware Converter.
• Configured Network Concepts NFS, DNS, NIS and DHCP, troubleshooting network problems such as TCP/IP, providing support for users in solving their problems.

Environment: Red Hat Linux 5.x, 6.x, Autosys, CentOS, Windows servers, VMware ESX 3.5.0, GIT, Web logic, Shell Scripting, MySQL, DHCP.